91654966464 has 56 divisors (see below), whose sum is σ = 248143410240. Its totient is φ = 29841149184.

The previous prime is 91654966463. The next prime is 91654966477. The reversal of 91654966464 is 46466945619.

It is a junction number, because it is equal to n+sod(n) for n = 91654966398 and 91654966407.

It is not an unprimeable number, because it can be changed into a prime (91654966463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5542554 + ... + 5559065.

Almost surely, 2^91654966464 is an apocalyptic number.

It is an amenable number.

91654966464 is an abundant number, since it is smaller than the sum of its proper divisors (156488443776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91654966464 is a wasteful number, since it uses less digits than its factorization.

91654966464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11101677 (or 11101667 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 60.

The spelling of 91654966464 in words is "ninety-one billion, six hundred fifty-four million, nine hundred sixty-six thousand, four hundred sixty-four".